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DYNAS3L E A D I N G S O L U T I O N S FO R DY N A M I C E N G I N E T E S T I N G

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DYNAS3Best-in-class AC dynamometers

THE RIGHT CHOICE FOR YOUR ENGINE TESTING REQUIREMENTS

DYNAS3 machines are specially designed for use in engine test stands. The combination of powerful DYNAS AC machine with a variable frequency drive, fine-tuned test stand controller, and proven safety module is producing reliable, accurate results in test labs around the world. It can be used in any type of development and function test stand.

The applications range from simple test stands for steady-state operation to sophisticated test stands for dynamic test cycles. Nearly every application in the field of engine testing can be performed on a test stand with DYNAS3. Legislative test cycles can be simulated as well as road load simulation including driver and vehicle simulation.

The HORIBA DYNAS3 range of universal dynamometers was developed to meet all demands for engine testing created by the automotive and supplier industries.

The significant advantages and continuous enhancement of the system has enabled HORIBA to take a commanding lead in this field.

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ADVANCED SOLUTIONS FOR EVERY APPLICATIONState-of-the-art and future-oriented technology

BENEFITS Premium AC dynamometer made in Germany

A suitable dynamometer type for every application

Outstanding testing performance

Excellent torque control and measuring accuracy

Low total cost of ownership due to minimal maintenance requirements

Environmentally-friendly operation through energy recovery

DYNAS3 Low Inertia (LI) series

DYNAS3 LI dynamometers provide high speed gradients; they are especially suitable for highly dynamic testing of petrol engines.

DYNAS3 High Torque (HT) series

DYNAS3 HT dynamometers are universal machines with high nominal torque capacities for testing petrol and diesel engines.

DYNAS3 Heavy Duty (HD) series

DYNAS3 HD dynamometers are specially designed for heavy-duty applications such as medium and high-power commercial diesel engines.

DYNAS3 High Speed (HS) series

DYNAS3 HS dynamometers are intended for high speed applications such as light- and medium duty electric motors or hybrid vehicles.

DYNAS3 dynamometers are universally suited to all steady-state, transient and dynamic testing applications. Our systems are primarily intended for the development and testing of engines and powertrain assemblies. Power ranges are consistent with the torque characteristics of petrol or diesel engines used in cars or commercial vehicles.

Our advanced, future-oriented technology provides reliable, long-term solutions and optimizes the return on investment.

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DYNAS3 HIGH SPEED (HS) SERIESThe eMobility solution

The latest generation of DYNAS3 HS asynchronous dynamometers are designed for high speeds of up to 20,000 rpm and the high starting torques of electric motors. Delivering a rated power of up to 210 kW, the DYNAS3 HS series covers a wide range of testing options.

A frequency drive with an installed DC power supply (optional) is a further enhancement of the whole system, providing the specimen with a voltage of up to 700 VDC. In addition, a stand-alone version of the DC power supply provides voltages up to the limits of the medi-um-voltage range (available on request).

KEY FEATURES

Designed to cover a wide range of test specimens

Maximum speed up to 20,000 rpm

High acceleration rate due to low-inertia

Solution with constant power of 210 kW up to 16,000 rpm

Compact motor design with radial fan and water cooling

Torque flange mounted on specimen side of bearing support for highest torque measurement accuracy

Bearing support allows attachment of higher coupling masses

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DYNAS3 HS 150 HS 180 HS 210RATED POWER (absorbing) [kW] 147 178 211

RATED SPEED (absorbing) [rpm] 6,219 3,961 4,433

RATED TORQUE (absorbing) [Nm] 226 429 455

RATED POWER (driving) [kW] 140 169 200

RATED SPEED (driving) [rpm] 6,081 3,839 4,327

RATED TORQUE (driving) [Nm] 220 420 441

OVERLOAD FACTOR, ABSORBING 1.2 1.2 1.13

MAXIMUM SPEED nmax [rpm] 20,000 16,000 16,000

POWER AT nmax (absorbing) [kW] 82 81 211

MOMENT OF INERTIA, MACHINE WITHOUT ATTACHMENTS [kgm2] 0.13 0.2 0.23

MAX. SPEED GRADIENT UP TO RATED SPEED INCL. OVERLOAD [rpm/s] 19,921 26,628 20,980

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DYNAS3 LOW INERTIA (LI) SERIESThe high-dynamic solution

The DYNAS3 LI series is intended for all test applications in the field of high-dynamic engines. Low moments of inertia and high overload capacity in combination with superior speed gradients guarantee a highly dynamic response.

DYNAS3 LI low-inertia dynamometers are air cooled via blowers to simplify installation and to eliminate connection to cooling systems within the test cell. The state-of-the-art and future-oriented technology of the DYNAS3 series guarantees a long-term dynamometer solution at a good benefit-cost ratio.

KEY FEATURES

Designed to cover a wide range of test specimen

High acceleration rate due to low-inertia

Compact motor design with power range up to 460 kW

Air-cooled dynamometer for easy installation and upgrading of existing test cells

Measuring flange for highest torque measurement accuracy of real shaft torque

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DYNAS3 LI 145 LI 225 LI 250 LI 350 LI 460RATED POWER (absorbing) [kW] 145 225 250 350 460

RATED SPEED (absorbing) [rpm] 4,500 4,130 4,980 4,480 4,410

RATED TORQUE (absorbing) [Nm] 308 308 480 750 1,000

RATED POWER (driving) [kW] 135 215 225 336 440

RATED SPEED (driving) [rpm] 4,380 4,030 4,860 4,400 4,350

RATED TORQUE (driving) [Nm] 294 510 442 729 966

OVERLOAD FACTOR, ABSORBING 1.2 1.2 1.2 1.2 1.2

MAXIMUM SPEED nmax [rpm] 10,000 8,500 10,000 10,000 10,000

POWER AT nmax (absorbing) [kW] 125 203 200 282 350

MOMENT OF INERTIA, MACHINE WITHOUT ATTACHMENTS [kgm2] 0.25 0.36 0.33 0.68 0.92

MAX. SPEED GRADIENT UP TO RATED SPEED INCL. OVERLOAD [rpm/s] 13,950 16,600 16,580 12,480 12,300

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DYNAS3 HIGH TORQUE (HT) SERIESThe universal solution

High rated torques make DYNAS3 HT dynamometers optimally suitable for testing small and medium-size diesel engines. The wide speed range also permits the testing of spark-ignition engines. The torque behaviour – in combination with high speed gradients – provides the dynamic response required for sophisticated simulation tasks.

The DYNAS3 HT series of dynamometers are universal driving and absorption units. The components of the system have been optimized through many years of experience. The DYNAS3 has defined and standardized interfaces which significantly simplify the engineering process involved in setting up the dynamometer to run with your test specimen.

KEY FEATURES

Unique combination of speed and torque characteristics for a wide range of test applications

Providing a torque range up to 1,484 Nm in combination with high speeds and dynamic behaviour

Compact motor design with power range up to 460 kW

Air-cooled dynamometer for easy installation and upgrading of existing test cells

Measuring flange for highest torque measurement accuracy of real shaft torque

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DYNAS3 HT 250 HT 350 HT 460RATED POWER (absorbing) [kW] 250 350 460

RATED SPEED (absorbing) [rpm] 3,328 3,325 2,960

RATED TORQUE (absorbing) [Nm] 718 1,005 1,484

RATED POWER (driving) [kW] 235 336 440

RATED SPEED (driving) [rpm] 3,275 3,275 2,920

RATED TORQUE (driving) [Nm] 685 985 1,439

OVERLOAD FACTOR, ABSORBING 1.2 1.2 1.2

MAXIMUM SPEED nmax [rpm] 10,000 9,000 8,000

POWER AT nmax (absorbing) [kW] 150 235 350

MOMENT OF INERTIA, MACHINE WITHOUT ATTACHMENT [kgm2] 0.84 1.3 1.62

MAX. SPEED GRADIENT UP TO RATED SPEED INCL. OVERLOAD [rpm/s] 9,710 8,780 10,360

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DYNAS3 HEAVY DUTY (HD) SERIESThe heavy-duty solution

The DYNAS3 HD series of heavy-duty dynamometers is intended for diesel engines. These machines feature extremely large torques, making them ideal for the output range that characterizes the medium and heavy diesel engines used in the commercial vehicle industry.

The HD product family is available with various cooling concepts. Pure air cooling allows easy installation on low-power machines of the HD product range. The high power AC machines are equipped with water cooling as well as a radial fan.

The HD LC (Heavy Duty Liquid Cooled) series of loading units feature especially powerful torques. They benefit from low noise levels as a result of liquid cooling. In addition, they generate less heat in test rooms due to heat dissipation via the coolant.

KEY FEATURES

Wide power range from 255 kW up to 1,000 kW for all kinds of heavy-duty test applications

Highest rated torques up to 5,150 Nm

Lower power dynamometers are air cooled for easy installation and upgrading of existing test cells

High power motors are equipped with a radial fan combined with water cooling

LC version with heat exchanger for better heat dissipation and for noise sensitive applications (NVH)

Measuring flange for highest torque measurement accuracy of real shaft torque

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DYNAS3 (HD) HD 255 HD 380 HD 460 (LC)

HD 600 (LC)

HD 670 LC

HD 700 LC

HD 890 HD 1000

RATED POWER (absorbing) [kW] 255 380 462 600 670 700 895 1026

RATED SPEED (absorbing) [rpm] 2,032 1,913 1,645 1,449 1,807 1,419 1,660 1,958

RATED TORQUE (absorbing) [Nm] 1,200 1,898 2,680 3,957 3,542 4,710 5,150 5,001

RATED POWER (driving) [kW] 215 330 445 576 665 671 781 988

RATED SPEED (driving) [rpm] 1,988 1,869 1,625 1,431 1,793 1,401 1,490 1,942

RATED TORQUE (driving) [Nm] 1,033 1,686 2,600 3,840 3,542 4,573 5,000 4,856

OVERLOAD FACTOR, ABSORBING, IN THE BASIC SPEED RANGE

1.2 1.2 1.2 1.3 1.19 1.2 1.2 1.16

MAXIMUM SPEED nmax [rpm] 5,015 5,070 5,010 4,500 4,500 4,500 4,500 4,480

POWER AT nmax (absorbing) [kW] 143 192 296 419 584 440 560 777

MOMENT OF INERTIA, MACHINE WITHOUT ATTACHMENTS

[kgm2] 1.3 1.78 6.31 8.84 9.58 10.21 17.55 16.75

MAX. SPEED GRADIENT UP TO RATED SPEED INCL. OVERLOAD

[rpm/s] 10,450 12,080 4,880 5,520 4,130 5,220 3,320 3,260

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(1) HORIBA continues contributing to the preservation of the global environment through analysis and measuring technology. (2) The contents of this brochure are subject to change without prior notice, and without any subsequent liability to this company. It is strictly forbidden to copy the content of this brochure in part or in full. All brand names, product names and service names in this brochure are trademarks or registered trademarks of their respective companies. (3) HORIBA Automotive Test Systems DYNAS3 2018-05

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Automotive Test Systems | Process & Environmental | Medical | Semiconductor | ScientificExplore the future